Question

Simplyfi the expression |-15|

Answer 1

15

Explanation:

|-15| means absolute value of -15 which is 15

the absolute value is the distance from 0 so it's always positive

for example |-4| = 4

|16| = 16

|-0.3| =0.3

so basically

|-x| = x, where x is any real number

|x| = x, where x is any real number